diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index 6bf3ee2bea5d13fa4a6d3161a095887d6ad1514f..57c923212d72d4baaee1a2d43728eb18c8ac4526 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -16,7 +16,7 @@
 # Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
 
-EXTRA_CFLAGS +=	 -Ifs/xfs -Ifs/xfs/linux-2.6 -funsigned-char
+EXTRA_CFLAGS +=	 -I$(src) -I$(src)/linux-2.6 -funsigned-char
 
 XFS_LINUX := linux-2.6